Yamaha 2009 Diversion XJ6S Service Manual page 50

Free length (intake)
Free length (exhaust)
Installed length (intake)
Installed length (exhaust)
Spring rate K1 (intake)
Spring rate K2 (intake)
Spring rate K1 (exhaust)
Spring rate K2 (exhaust)
Installed compression spring force (intake)
Installed compression spring force (exhaust)
Spring tilt (intake)
Spring tilt (exhaust)
Winding direction (intake)
Winding direction (exhaust)
Cylinder
Bore
Taper limit
Out of round limit
Piston
Piston-to-cylinder clearance
Limit
Diameter D
Height H
Offset
Offset direction
Piston pin bore inside diameter
Piston pin outside diameter
ENGINE SPECIFICATIONS
39.08 mm (1.54 in)
39.08 mm (1.54 in)
33.40 mm (1.31 in)
33.40 mm (1.31 in)
25.05 N/mm (2.55 kgf/mm, 143.04 lb/in)
40.82 N/mm (4.16 kgf/mm, 233.08 lb/in)
25.05 N/mm (2.55 kgf/mm, 143.04 lb/in)
40.82 N/mm (4.16 kgf/mm, 233.08 lb/in)
132.40–152.40 N (13.50–15.54 kgf,
29.76–34.26 lbf)
132.40–152.40 N (13.50–15.54 kgf,
29.76–34.26 lbf)
2.5 °/1.7 mm (0.07 in)
2.5 °/1.7 mm (0.07 in)
Clockwise
Clockwise
65.500–65.510 mm (2.5787–2.5791 in)
0.050 mm (0.0020 in)
0.050 mm (0.0020 in)
0.010–0.035 mm (0.0004–0.0014 in)
0.05 mm (0.0020 in)
65.475–65.490 mm (2.5778–2.5783 in)
5.0 mm (0.20 in)
0.50 mm (0.0197 in)
Intake side
16.002–16.013 mm (0.6300–0.6304 in)
15.990–15.995 mm (0.6295–0.6297 in)
2-5